What color is #7878EA?

#7878EA is a light, vivid blue-violet. In RGB it is rgb(120, 120, 234), and in HSL hsl(240, 73%, 69%).

Is #7878EA accessible as text?

On white, #7878EA has a contrast ratio of 3.70:1 (fails WCAG AA for body text); on black it is 5.67:1 (passes). For text placed on #7878EA, use black for the best readability.

What is the closest Tailwind color to #7878EA?

The nearest Tailwind CSS token is indigo-400 (#7C86FF).

What colors go well with #7878EA?

#7878EA pairs cleanly with neutrals — cream, taupe, charcoal and cool grays — and with its complementary #EAEA76. In UI, a softer accent is often easier to use than the exact complement. Explore the harmonies, shades, tints and ready-made palettes for #7878EA below.

Is #7878EA good for buttons?

#7878EA works well for buttons and highlights, but use black text on #7878EA — white text only reaches 3.70:1, below the 4.5:1 needed for normal-size labels.

Is #7878EA the same as CSS mediumslateblue?

No — #7878EA is not the CSS named color mediumslateblue, but mediumslateblue (#7B68EE) is the closest CSS named color.

#7878EA Color — HEX, RGB, HSL, Palette & Shades

Palettes built on #7878EA

Not just a swatch — here's how #7878EA works with other colors. Named schemes with #7878EA in its natural role, and a note on why the supporting colors balance it.

Coastal Morning Lead · 5 colors

Lead #7878EA Accent #A5C4C3 Surface #EAD5BF Secondary #9AA0A1 Anchor #22334A

Medium Slate Blue opens this coastal palette with sea-glass and warm sand alongside it, grounded by driftwood grey and a deep-navy anchor.

Nordic Calm Accent · 5 colors

Accent #7878EA Secondary #AEB4B8 Surface #F1F2F0 Support #7E92A7 Anchor #2E3236

Medium Slate Blue keeps this Nordic scheme quiet — cool greys and a soft white around it, a muted-blue support and a charcoal anchor.

Minimal Editorial Surface · 5 colors

Surface #F8F4EF Accent #7878EA Secondary #ACB0D9 Support #9D9088 Ink #18140F

Medium Slate Blue is the single accent in this high-contrast editorial system — set on near-white paper against near-black ink, with a warm grey and a desaturated tint of Medium Slate Blue carrying the quiet middle.

Tech Product Signal · 5 colors

Signal #7878EA Surface #14161A Highlight #F4F6F8 Secondary #5B6672 Accent #9CA0FF

Medium Slate Blue is the vivid signal in this product UI — on a near-black surface with cool white, a slate grey and a lighter tint of Medium Slate Blue.

Modern Café Dominant · 5 colors

Dominant #7878EA Anchor #3B2923 Surface #F3E1D2 Accent #759F7B Secondary #3C3734

Medium Slate Blue anchors this café scheme as the warm mid-tone, lifted by latte cream and a muted sage accent and grounded by espresso brown and a warm charcoal.

Build a working theme in the generator →

Color Lab

How #7878EA actually behaves in design work — read from its OKLCH lightness, chroma and hue, not just its raw numbers. Ten signals to help you decide where this color earns its place.

Warmth 18/100

Cool

Reads cool and recessive — calming, technical, good for trust-led UI.

Softness 43/100

Moderate

Middle-weight — neither delicate nor heavy.

Depth 39/100

Low

Mid depth — usable as an accent or a muted ground.

Naturalness 0/100

Very low

Reads engineered rather than organic — synthetic, digital.

Vintage feel 34/100

Low

A faint retro warmth without tipping into sepia.

Luxury 42/100

Moderate

Understated — leans refined without going austere.

Brand distinctiveness 65/100

High

Bold and ownable — memorable as a primary brand color.

UI accent fit 82/100

Very high

Strong interactive accent — visible and can carry a legible label.

Surface fit 20/100

Very low

Too saturated or mid-toned for big areas — keep it to accents.

Print safety 75/100

High

Reproduces faithfully in CMYK — safe for packaging and print.

Pairs with #7878EA

For UI

For branding

For interior

For fashion

People also use #7878EA with

Baby Blue Orchid Flax Gainsboro Prussian Blue

UI roles & guardrails

Primary action Safe as a filled button with near-black label. AA

Body text Do not use for body copy on light surfaces. Avoid

Large display Fine for headings 24px+ on white. Pass

Background Pair with #141310 text at 5.0:1. Use

Subtle surface Use #E7E7F7 for cards and hover fills. Tint 80

Avoid beside #9D76EA — the hue gap is too small to read as intentional. Clash

In real applications

Not a swatch to memorise — a color to build with. Here is #7878EA at work across the surfaces designers actually ship.

Website / UI

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Build faster.

A working theme, generated in seconds.

Dashboard

Revenue

$48.2k ▲ 12%

Brand

AVELINE

Studio

Poster

Nov 14 · 8PM

NIGHT
MARKET

Packaging

BLOOM

Botanical Wash

250 ml

Interior

Every model

Export

:root {
  --color-base: #7878EA;
  --color-base-rgb: 120 120 234;
  --color-base-oklch: oklch(62.8% 0.168 280.4);
  --color-50: #F1F1FD;
  --color-100: #DBDBFA;
  --color-200: #B9B9F4;
  --color-300: #8888E7;
  --color-400: #5D5DD5;
  --color-500: #3A3ABB;
  --color-600: #33338E;
  --color-700: #2A2A65;
  --color-800: #1F1F42;
  --color-900: #151528;
  --color-on-base: #141310;
}

// tailwind.config.js
colors: {
  medium-slate-blue: {
    50: '#F1F1FD',
    100: '#DBDBFA',
    200: '#B9B9F4',
    300: '#8888E7',
    400: '#5D5DD5',
    500: '#3A3ABB',
    600: '#33338E',
    700: '#2A2A65',
    800: '#1F1F42',
    900: '#151528',
  },
}

$base: #7878EA;
$base-ink: #141310;
$base-50: #F1F1FD;
$base-100: #DBDBFA;
$base-200: #B9B9F4;
$base-300: #8888E7;
$base-400: #5D5DD5;
$base-500: #3A3ABB;
$base-600: #33338E;
$base-700: #2A2A65;
$base-800: #1F1F42;
$base-900: #151528;
$base-hover: #3939E0;
$base-subtle: #DADAF4;

{
    "color": {
        "base": {
            "value": "#7878EA",
            "type": "color"
        },
        "onBase": {
            "value": "#141310",
            "type": "color"
        },
        "scale": {
            "50": {
                "value": "#F1F1FD",
                "type": "color"
            },
            "100": {
                "value": "#DBDBFA",
                "type": "color"
            },
            "200": {
                "value": "#B9B9F4",
                "type": "color"
            },
            "300": {
                "value": "#8888E7",
                "type": "color"
            },
            "400": {
                "value": "#5D5DD5",
                "type": "color"
            },
            "500": {
                "value": "#3A3ABB",
                "type": "color"
            },
            "600": {
                "value": "#33338E",
                "type": "color"
            },
            "700": {
                "value": "#2A2A65",
                "type": "color"
            },
            "800": {
                "value": "#1F1F42",
                "type": "color"
            },
            "900": {
                "value": "#151528",
                "type": "color"
            }
        }
    }
}